[[MULTIPLE-CHOICE QUESTIONS]] The following describes a situation in which an auditor has to determine the most appropriate standards to follow. The audited company is headquartered in Paris but has substantial operations within the United States (60% of all operations) and has securities registered with the SEC and is traded on the NYSE. The company uses International Financial Reporting Standards (IFRS) for its accounting framework. What would be the most appropriate set of auditing standards to follow? a. PCAOB. b. Either PCAOB or AICPA. c. Either IAASB or AICPA. d. Only the AICPA standards would be appropriate.